220 	struct perf_event_context *task_ctx = cpuctx->task_ctx;  in event_function()  local
225 	perf_ctx_lock(cpuctx, task_ctx);  in event_function()
248 		WARN_ON_ONCE(task_ctx != ctx);  in event_function()
255 	perf_ctx_unlock(cpuctx, task_ctx);  in event_function()
318 	struct perf_event_context *task_ctx = NULL;  in event_function_local()  local
326 		task_ctx = ctx;  in event_function_local()
329 	perf_ctx_lock(cpuctx, task_ctx);  in event_function_local()
345 			if (WARN_ON_ONCE(cpuctx->task_ctx != ctx))  in event_function_local()
354 	perf_ctx_unlock(cpuctx, task_ctx);  in event_function_local()
819 		perf_ctx_lock(cpuctx, cpuctx->task_ctx);  in perf_cgroup_switch()
845 		perf_ctx_unlock(cpuctx, cpuctx->task_ctx);  in perf_cgroup_switch()
2363 			WARN_ON_ONCE(cpuctx->task_ctx != ctx);  in __perf_remove_from_context()
2364 			cpuctx->task_ctx = NULL;  in __perf_remove_from_context()
2681 	if (!cpuctx->task_ctx)  in task_ctx_sched_out()
2684 	if (WARN_ON_ONCE(ctx != cpuctx->task_ctx))  in task_ctx_sched_out()
2718 			struct perf_event_context *task_ctx,  in ctx_resched()  argument
2734 	if (task_ctx)  in ctx_resched()
2735 		task_ctx_sched_out(cpuctx, task_ctx, event_type);  in ctx_resched()
2749 	perf_event_sched_in(cpuctx, task_ctx, current);  in ctx_resched()
2756 	struct perf_event_context *task_ctx = cpuctx->task_ctx;  in perf_pmu_resched()  local
2758 	perf_ctx_lock(cpuctx, task_ctx);  in perf_pmu_resched()
2759 	ctx_resched(cpuctx, task_ctx, EVENT_ALL|EVENT_CPU);  in perf_pmu_resched()
2760 	perf_ctx_unlock(cpuctx, task_ctx);  in perf_pmu_resched()
2774 	struct perf_event_context *task_ctx = cpuctx->task_ctx;  in __perf_install_in_context()  local
2781 		task_ctx = ctx;  in __perf_install_in_context()
2797 		WARN_ON_ONCE(reprogram && cpuctx->task_ctx && cpuctx->task_ctx != ctx);  in __perf_install_in_context()
2798 	} else if (task_ctx) {  in __perf_install_in_context()
2799 		raw_spin_lock(&task_ctx->lock);  in __perf_install_in_context()
2817 		ctx_resched(cpuctx, task_ctx, get_event_type(event));  in __perf_install_in_context()
2823 	perf_ctx_unlock(cpuctx, task_ctx);  in __perf_install_in_context()
2953 	struct perf_event_context *task_ctx;  in __perf_event_enable()  local
2982 	task_ctx = cpuctx->task_ctx;  in __perf_event_enable()
2984 		WARN_ON_ONCE(task_ctx != ctx);  in __perf_event_enable()
2986 	ctx_resched(cpuctx, task_ctx, get_event_type(event));  in __perf_event_enable()
3246 			WARN_ON_ONCE(cpuctx->task_ctx);  in ctx_sched_out()
3255 		WARN_ON_ONCE(cpuctx->task_ctx != ctx);  in ctx_sched_out()
3257 			cpuctx->task_ctx = NULL;  in ctx_sched_out()
3418 	if (!cpuctx->task_ctx)  in perf_event_context_sched_out()
3541 	perf_ctx_lock(cpuctx, cpuctx->task_ctx);  in __perf_pmu_sched_task()
3544 	pmu->sched_task(cpuctx->task_ctx, sched_in);  in __perf_pmu_sched_task()
3547 	perf_ctx_unlock(cpuctx, cpuctx->task_ctx);  in __perf_pmu_sched_task()
3561 		if (cpuctx->task_ctx)  in perf_pmu_sched_task()
3810 			cpuctx->task_ctx = ctx;  in ctx_sched_in()
3812 			WARN_ON_ONCE(cpuctx->task_ctx != ctx);  in ctx_sched_in()
3859 	if (cpuctx->task_ctx == ctx) {  in perf_event_context_sched_in()
3887 		pmu->sched_task(cpuctx->task_ctx, true);  in perf_event_context_sched_in()
4158 	struct perf_event_context *task_ctx = NULL;  in perf_rotate_context()  local
4167 	task_ctx = cpuctx->task_ctx;  in perf_rotate_context()
4168 	task_rotate = task_ctx ? task_ctx->rotate_necessary : 0;  in perf_rotate_context()
4173 	perf_ctx_lock(cpuctx, cpuctx->task_ctx);  in perf_rotate_context()
4177 		task_event = ctx_event_to_rotate(task_ctx);  in perf_rotate_context()
4185 	if (task_event || (task_ctx && cpu_event))  in perf_rotate_context()
4186 		ctx_sched_out(task_ctx, cpuctx, EVENT_FLEXIBLE);  in perf_rotate_context()
4191 		rotate_ctx(task_ctx, task_event);  in perf_rotate_context()
4195 	perf_event_sched_in(cpuctx, task_ctx, current);  in perf_rotate_context()
4198 	perf_ctx_unlock(cpuctx, cpuctx->task_ctx);  in perf_rotate_context()
4370 	if (ctx->task && cpuctx->task_ctx != ctx)  in __perf_event_read()
7617 	       struct perf_event_context *task_ctx)  in perf_iterate_sb()  argument
7630 	if (task_ctx) {  in perf_iterate_sb()
7631 		perf_iterate_ctx(task_ctx, output, data, false);  in perf_iterate_sb()
7744 	if (cpuctx->task_ctx)  in __perf_pmu_output_stop()
7745 		perf_iterate_ctx(cpuctx->task_ctx, __perf_event_output_stop,  in __perf_pmu_output_stop()
7790 	struct perf_event_context	*task_ctx;  member
7854 			      struct perf_event_context *task_ctx,  in perf_event_task()  argument
7866 		.task_ctx = task_ctx,  in perf_event_task()
7883 		       task_ctx);  in perf_event_task()